Finding the Fourth Proportional to 1,030.44, 1,422.01 and 564.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,030.44 : 1,422.01 = 564.69 : x
2. Step 2: Convert to fraction form
   1,030.44/1,422.01 = 564.69/x
3. Step 3: Cross multiply
   1,030.44x = 1,422.01 × 564.69
4. Step 4: Simplify right side
   1,030.44x = 802,994.83
5. Step 5: Solve for x
   x = 802,994.83/1,030.44
6. Step 6: Final answer
   x = 779.27